A search of Buddanet.net World Buddhist Directory doesn't bring up anything for Pa Auk Sayadaw - but I put Sayadaw in their Search - and there are some Mahasi Sayadaw groups:http://www.buddhanet.net

Have a search.

With metta,Chris

---The trouble is that you think you have time------Worry is the Interest, paid in advance, on a debt you may never owe------It's not what happens to you in life that is important ~ it's what you do with it ---

I had not heard of the possible future centre near Ayutthaya... but would be pleasantly surprised if it were to manifest.There are, however, a few centres in nearby Malaysia... one being Nibbinda Forest Monastery in Penang... http://nibbinda.org/Night train to Butterworth... very easy.